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Issue 5726008: Reapply change 5989, adding untagged double calls to Math.pow, with problem i... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: Created 10 years ago
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1 // Copyright 2007-2008 the V8 project authors. All rights reserved. 1 // Copyright 2007-2008 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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1100 } else if (*data == 0x2A) { 1100 } else if (*data == 0x2A) {
1101 // movntdqa 1101 // movntdqa
1102 data++; 1102 data++;
1103 int mod, regop, rm; 1103 int mod, regop, rm;
1104 get_modrm(*data, &mod, &regop, &rm); 1104 get_modrm(*data, &mod, &regop, &rm);
1105 AppendToBuffer("movntdqa %s,", NameOfXMMRegister(regop)); 1105 AppendToBuffer("movntdqa %s,", NameOfXMMRegister(regop));
1106 data += PrintRightOperand(data); 1106 data += PrintRightOperand(data);
1107 } else { 1107 } else {
1108 UnimplementedInstruction(); 1108 UnimplementedInstruction();
1109 } 1109 }
1110 } else if (*data == 0x3A) {
1111 data++;
1112 if (*data == 0x16) {
1113 data++;
1114 int mod, regop, rm;
1115 get_modrm(*data, &mod, &regop, &rm);
1116 int8_t imm8 = static_cast<int8_t>(data[1]);
1117 AppendToBuffer("pextrd %s,%s,%d",
1118 NameOfXMMRegister(regop),
1119 NameOfXMMRegister(rm),
1120 static_cast<int>(imm8));
1121 data += 2;
1122 } else {
1123 UnimplementedInstruction();
1124 }
1110 } else if (*data == 0x2E || *data == 0x2F) { 1125 } else if (*data == 0x2E || *data == 0x2F) {
1111 const char* mnem = (*data == 0x2E) ? "ucomisd" : "comisd"; 1126 const char* mnem = (*data == 0x2E) ? "ucomisd" : "comisd";
1112 data++; 1127 data++;
1113 int mod, regop, rm; 1128 int mod, regop, rm;
1114 get_modrm(*data, &mod, &regop, &rm); 1129 get_modrm(*data, &mod, &regop, &rm);
1115 if (mod == 0x3) { 1130 if (mod == 0x3) {
1116 AppendToBuffer("%s %s,%s", mnem, 1131 AppendToBuffer("%s %s,%s", mnem,
1117 NameOfXMMRegister(regop), 1132 NameOfXMMRegister(regop),
1118 NameOfXMMRegister(rm)); 1133 NameOfXMMRegister(rm));
1119 data++; 1134 data++;
1120 } else { 1135 } else {
1121 AppendToBuffer("%s %s,", mnem, NameOfXMMRegister(regop)); 1136 AppendToBuffer("%s %s,", mnem, NameOfXMMRegister(regop));
1122 data += PrintRightOperand(data); 1137 data += PrintRightOperand(data);
1123 } 1138 }
1124 } else if (*data == 0x50) { 1139 } else if (*data == 0x50) {
1125 data++; 1140 data++;
1126 int mod, regop, rm; 1141 int mod, regop, rm;
1127 get_modrm(*data, &mod, &regop, &rm); 1142 get_modrm(*data, &mod, &regop, &rm);
1128 AppendToBuffer("movmskpd %s,%s", 1143 AppendToBuffer("movmskpd %s,%s",
1129 NameOfCPURegister(regop), 1144 NameOfCPURegister(regop),
1130 NameOfXMMRegister(rm)); 1145 NameOfXMMRegister(rm));
1131 data++; 1146 data++;
1147 } else if (*data == 0x54) {
1148 data++;
1149 int mod, regop, rm;
1150 get_modrm(*data, &mod, &regop, &rm);
1151 AppendToBuffer("andpd %s,%s",
1152 NameOfXMMRegister(regop),
1153 NameOfXMMRegister(rm));
1154 data++;
1132 } else if (*data == 0x57) { 1155 } else if (*data == 0x57) {
1133 data++; 1156 data++;
1134 int mod, regop, rm; 1157 int mod, regop, rm;
1135 get_modrm(*data, &mod, &regop, &rm); 1158 get_modrm(*data, &mod, &regop, &rm);
1136 AppendToBuffer("xorpd %s,%s", 1159 AppendToBuffer("xorpd %s,%s",
1137 NameOfXMMRegister(regop), 1160 NameOfXMMRegister(regop),
1138 NameOfXMMRegister(rm)); 1161 NameOfXMMRegister(rm));
1139 data++; 1162 data++;
1140 } else if (*data == 0x6E) { 1163 } else if (*data == 0x6E) {
1141 data++; 1164 data++;
1142 int mod, regop, rm; 1165 int mod, regop, rm;
1143 get_modrm(*data, &mod, &regop, &rm); 1166 get_modrm(*data, &mod, &regop, &rm);
1144 AppendToBuffer("movd %s,", NameOfXMMRegister(regop)); 1167 AppendToBuffer("movd %s,", NameOfXMMRegister(regop));
1145 data += PrintRightOperand(data); 1168 data += PrintRightOperand(data);
1146 } else if (*data == 0x6F) { 1169 } else if (*data == 0x6F) {
1147 data++; 1170 data++;
1148 int mod, regop, rm; 1171 int mod, regop, rm;
1149 get_modrm(*data, &mod, &regop, &rm); 1172 get_modrm(*data, &mod, &regop, &rm);
1150 AppendToBuffer("movdqa %s,", NameOfXMMRegister(regop)); 1173 AppendToBuffer("movdqa %s,", NameOfXMMRegister(regop));
1151 data += PrintRightOperand(data); 1174 data += PrintRightOperand(data);
1175 } else if (*data == 0x70) {
1176 data++;
1177 int mod, regop, rm;
1178 get_modrm(*data, &mod, &regop, &rm);
1179 int8_t imm8 = static_cast<int8_t>(data[1]);
1180 AppendToBuffer("pshufd %s,%s,%d",
1181 NameOfXMMRegister(regop),
1182 NameOfXMMRegister(rm),
1183 static_cast<int>(imm8));
1184 data += 2;
1185 } else if (*data == 0x73) {
1186 data++;
1187 int mod, regop, rm;
1188 get_modrm(*data, &mod, &regop, &rm);
1189 int8_t imm8 = static_cast<int8_t>(data[1]);
1190 AppendToBuffer("psllq %s,%d",
1191 NameOfXMMRegister(rm),
1192 static_cast<int>(imm8));
1193 data += 2;
1152 } else if (*data == 0x7F) { 1194 } else if (*data == 0x7F) {
1153 AppendToBuffer("movdqa "); 1195 AppendToBuffer("movdqa ");
1154 data++; 1196 data++;
1155 int mod, regop, rm; 1197 int mod, regop, rm;
1156 get_modrm(*data, &mod, &regop, &rm); 1198 get_modrm(*data, &mod, &regop, &rm);
1157 data += PrintRightOperand(data); 1199 data += PrintRightOperand(data);
1158 AppendToBuffer(",%s", NameOfXMMRegister(regop)); 1200 AppendToBuffer(",%s", NameOfXMMRegister(regop));
1201 } else if (*data == 0x7E) {
1202 data++;
1203 int mod, regop, rm;
1204 get_modrm(*data, &mod, &regop, &rm);
1205 AppendToBuffer("movd ");
1206 data += PrintRightOperand(data);
1207 AppendToBuffer(",%s", NameOfXMMRegister(regop));
1208 } else if (*data == 0xDB) {
1209 data++;
1210 int mod, regop, rm;
1211 get_modrm(*data, &mod, &regop, &rm);
1212 AppendToBuffer("pand %s,%s",
1213 NameOfXMMRegister(regop),
1214 NameOfXMMRegister(rm));
1215 data++;
1159 } else if (*data == 0xE7) { 1216 } else if (*data == 0xE7) {
1160 AppendToBuffer("movntdq "); 1217 AppendToBuffer("movntdq ");
1161 data++; 1218 data++;
1162 int mod, regop, rm; 1219 int mod, regop, rm;
1163 get_modrm(*data, &mod, &regop, &rm); 1220 get_modrm(*data, &mod, &regop, &rm);
1164 data += PrintRightOperand(data); 1221 data += PrintRightOperand(data);
1165 AppendToBuffer(",%s", NameOfXMMRegister(regop)); 1222 AppendToBuffer(",%s", NameOfXMMRegister(regop));
1166 } else if (*data == 0xEF) { 1223 } else if (*data == 0xEF) {
1167 data++; 1224 data++;
1168 int mod, regop, rm; 1225 int mod, regop, rm;
1169 get_modrm(*data, &mod, &regop, &rm); 1226 get_modrm(*data, &mod, &regop, &rm);
1170 AppendToBuffer("pxor %s,%s", 1227 AppendToBuffer("pxor %s,%s",
1171 NameOfXMMRegister(regop), 1228 NameOfXMMRegister(regop),
1172 NameOfXMMRegister(rm)); 1229 NameOfXMMRegister(rm));
1173 data++; 1230 data++;
1174 } else if (*data == 0xDB) {
1175 data++;
1176 int mod, regop, rm;
1177 get_modrm(*data, &mod, &regop, &rm);
1178 AppendToBuffer("pand %s,%s",
1179 NameOfXMMRegister(regop),
1180 NameOfXMMRegister(rm));
1181 data++;
1182 } else if (*data == 0x73) {
1183 data++;
1184 int mod, regop, rm;
1185 get_modrm(*data, &mod, &regop, &rm);
1186 int8_t imm8 = static_cast<int8_t>(data[1]);
1187 AppendToBuffer("psllq %s,%d",
1188 NameOfXMMRegister(rm),
1189 static_cast<int>(imm8));
1190 data += 2;
1191 } else if (*data == 0x54) {
1192 data++;
1193 int mod, regop, rm;
1194 get_modrm(*data, &mod, &regop, &rm);
1195 AppendToBuffer("andpd %s,%s",
1196 NameOfXMMRegister(regop),
1197 NameOfXMMRegister(rm));
1198 data++;
1199 } else { 1231 } else {
1200 UnimplementedInstruction(); 1232 UnimplementedInstruction();
1201 } 1233 }
1202 } else { 1234 } else {
1203 UnimplementedInstruction(); 1235 UnimplementedInstruction();
1204 } 1236 }
1205 break; 1237 break;
1206 1238
1207 case 0xFE: 1239 case 0xFE:
1208 { data++; 1240 { data++;
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1520 fprintf(f, " "); 1552 fprintf(f, " ");
1521 } 1553 }
1522 fprintf(f, " %s\n", buffer.start()); 1554 fprintf(f, " %s\n", buffer.start());
1523 } 1555 }
1524 } 1556 }
1525 1557
1526 1558
1527 } // namespace disasm 1559 } // namespace disasm
1528 1560
1529 #endif // V8_TARGET_ARCH_IA32 1561 #endif // V8_TARGET_ARCH_IA32
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